Arbor Networks said it saw traffic begin to drop fairly sharply in Europe after about 7 p.m. GMT and 2 p.m. EST, when the site was estimated to have been shut down on Thursday. I’ve asked if it also saw a spike in other types of traffic, such as peer-to-peer traffic that might indicate that burned MegaUploaders were turning to BitTorrent, but a spokeswoman said so far, Arbor hadn’t seen anything like that.

Meanwhile, Sandvine has released data showing MegaUpload was indeed one of the more popular sites on the web for storing and sharing content. It ranked as .98 percent of the total web traffic in the U.S. and 11.39 of the total web traffic in Brazil. It garnered 1.95 percent of the traffic in Asia-Pacific and a less substantial .86 percent in Europe. The chart below shows how it ranked among other services of similar ilk:

Sandvine also showed the abrupt fall-off in its traffic after the raid: